This page explains how Joseph Wang (USATT# 23760)'s rating went from 1820 to 1817 at the 6th Annual MD Medallion champi held on - 10 May 2003. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.